Dramatic Self-Help Strategy (2023)

Actress Li Wei Wei time travels to ancient times and takes the place of the silly princess Li Cai Wei, who is engaged to Shen Hua Jin. But on the day before they are scheduled to marry, he's murdered. Suddenly she finds that they are all stuck in a time loop, and so Hua Jin and Wei Wei try to save him and break the time loop by solving who is targeting him and why.